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When to plant Leeks in Lane County, KS

Plant Leeks in Lane County from April 11 to May 2 in spring. Lane County sits in USDA Zone 6a, with last frost around April 25 and first frost on October 15. A second sowing from August 6 to August 20 extends the harvest into fall.

When to Plant Leeks in Lane County, KS

Leeks

Leeks are a mild, sweet allium that produces long white shanks. They are more refined than onions and are a key ingredient in soups, stews, and gratins.

Lane County, Kansas is in USDA Zone 6a. The average last spring frost is April 25 and the first fall frost is October 15, giving you a growing season of approximately 173 days.

At an elevation of 1,086 feet, Lane County receives approximately 34.2 inches of rainfall annually with predominantly loam soil. Summer highs average 90°F, providing good warmth for Leeks during the growing season.

Lane County, KS (Zone 6a) Moderate season
173 days
Last Spring Frost April 25
173 growing days
First Fall Frost October 15

Lane County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Leeks Planting Timeline — Lane County, KS

Leeks Planting Calendar

Activity When Date Range
Start Indoors March 21 Mar 21 – Apr 4
Transplant Outdoors April 25 Apr 25 – May 9
Direct Sow April 11 Apr 11 – May 2
Harvest July 25 Jul 25 – Oct 10
Fall Sowing August 6 Aug 6 – Aug 20

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Harvest
August Fall Sowing Harvest
September Harvest
October Harvest
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–150 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

173 days in Lane County

Growing Tips for Lane County

Start seeds indoors 10-12 weeks before last frost. Transplant into trenches and hill soil around stems as they grow to increase the white portion. Harvest as needed.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Leeks in Lane County, KS?

Lane County is in Zone 6a with an average last frost of April 25. Plan your Leeks planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lane County, KS?

Lane County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is April 25 and first fall frost is October 15.

When should I plant Leeks in Lane County, KS?

In Lane County, KS, plant Leeks after the last frost (around April 25) and before the first frost (around October 15). Best results when soil holds above 50°F.

What growing zone is Lane County, KS for Leeks?

Lane County sits in USDA Zone 6a. Leeks grows reliably in zones 3a through 10b, so it's a good fit here.

Can Leeks grow in Lane County's climate?

Yes — Leeks grows well in Lane County's temperate climate. Lane County averages a 173-day frost-free season, with last frost around April 25 and first frost around October 15.

🌱

Your Lane County Garden Planner — Free

A 22-page printable planner built for Lane County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Lane County, KS. Local conditions may vary. Last updated: July 2026.

Sources & credits

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